Home / 17,757,687.40-26,636,531.10-6,398,506.60

Finding the Fourth Proportional to 17,757,687.40, 26,636,531.10 and 6,398,506.60

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Solution

The fourth proportional to 17,757,687.40, 26,636,531.10 and 6,398,506.60 is: 9,597,759.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,757,687.40 : 26,636,531.10 = 6,398,506.60 : x
  2. Step 2: Convert to fraction form
    17,757,687.40/26,636,531.10 = 6,398,506.60/x
  3. Step 3: Cross multiply
    17,757,687.40x = 26,636,531.10 × 6,398,506.60
  4. Step 4: Simplify right side
    17,757,687.40x = 170,434,020,044,455.25
  5. Step 5: Solve for x
    x = 170,434,020,044,455.25/17,757,687.40
  6. Step 6: Final answer
    x = 9,597,759.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.